FC6 Checking Wiring Harness (Circuit 432D)

FC6 CHECKING WIRING HARNESS (CIRCUIT 432D)

^ Turn air suspension switch to OFF position.

^ Disconnect air suspension control module connector.

^ Using an ohmmeter, connect one lead to air suspension control module wiring harness connector pin 46 Circuit 432D and other to Circuit 432B of rear height sensor vehicle wiring harness connector.

^ Is ohmmeter reading less than 5 ohms?

YES -- Turn air suspension switch to OFF position. REPLACE air suspension control module. RECONNECT rear height sensor. REPEAT Service Bay Diagnostics. Reading and Clearing Diagnostic Trouble Codes

NO -- Rear height sensor power return Circuit 432B/432D resistance is above acceptable limits. RECONNECT rear height sensor and REPEAT Service Bay Diagnostics after service is made.